This article references and more! According to New York Mets manager Mickey Callaway, starting pitcher Jacob deGrom may not be "built up enough" for Opening Day. The comment is likely in regards to the lower back stiffness deGrom is currently dealing with. While that is potentially worrisome news, too much shouldn't be read into it on February 27th. [...]Keep on reading: Jacob DeGrom May Not Be “Built Up Enough” For Opening Day